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  • Tubing head

  • Tubing head

  • Tubing head

  • Tubing head

  • Tubing head

Tubing head

The tubing head and tubing cross are used to suspend the tubing and seal the annular space of tubing. Its characteristics are:
1.The secondary sealing form between the tubing hanging and the reducer flange includes O-ring seal, greased BT seal and metal-to-metal seal;
2.The sealing forms of tubing hanging and tubing head are metal-metal seal, special synthetic rubber seal or metal seal + special synthetic rubber seal;
3.with grease injection port and sealed test port;
4.The lower sealing form of the tubing head includes O-ring seal, greased BT seal and metal seal;
5.The tubing hanging and tubing head reducer flange can directly pass through the cable and can be equipped with a downhole safety valve control pipeline interface;
6.The side exit link is threaded or wire-flange type, and is equipped with VR thread for easy valve replacement operation.

Pressure rations psi (MPa)2000~20000 psi(13.8~105 MPa)Product specification levelPSL 1 ~ PSL 4
Temperature rationsK~UPerformance requirementPR1,PR2
Material classAA~HHSuitable mediumPetroleum, natural gas, mud etc.



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